Skip to main content
WorldIP.io
CIDR Range

139.47.168.0/21

2.0K IPs /21 Fastweb AS12663 Italy RIPE
Addresses
2,048
2.0K
Sub-ranges
0+
within this block
PTR Density
0.0%
0 of 2.0K IPs have PTR

Reputation · trust score

A transparent 0–100 signal. Every entity starts at a neutral baseline of 65; threat-intel blocklists, exposure, reverse-DNS, routing and allocation each adjust it up or down. Higher is more trustworthy.

63/100
Moderate
How this score is built

Experimental · trust-vectors model v1.3.0 — a transparent heuristic, not a definitive verdict. How it works →

Geolocation

First and last addresses in 139.47.168.0/21

139.47.168.0/21 runs from 139.47.168.0 to 139.47.175.255.

First 16
Last 16

Not announced as an exact prefix — covered by the announced supernet 139.47.160.0/19.

Announced prefix
Origin AS
⚠ 2 origins (MOAS)
Announcement samples
18,026
Last seen
2026-11-06 07:02:51

RIR Ownership History

Atom feed ⇲

Allocation changes captured from regional internet registry (RIR) delegation files, re-imported every six hours.

Date Event From To
2026-05-10 New Allocation — DE

Frequently Asked Questions

What is 139.47.168.0/21?

139.47.168.0/21 is a CIDR network block containing 2,048 IPv4 addresses (from 139.47.168.0 to 139.47.175.255). CIDR notation combines an IP address with a prefix length to define a range of addresses.

Who owns the 139.47.168.0/21 network?

The 139.47.168.0/21 range is allocated to Fastweb and announced via AS12663 from Italy.

Last updated: 2026-11-06 07:09:05 UTC
Share